package com.aat.dxfy.abc;

public class Singleton_InnerClass {

	private static class SingletonHolder {
		// 静态初始化器，由JVM来保证线程安全
		private static Singleton_InnerClass instance = new Singleton_InnerClass();
	}

	// 私有化构造方法
	private Singleton_InnerClass() {

	}

	public static Singleton_InnerClass getInstance() {
		return SingletonHolder.instance;
	}
}